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-rw-r--r--tools/perf/util/evsel.h6
-rw-r--r--tools/perf/util/parse-events.c38
-rw-r--r--tools/perf/util/parse-events.h4
-rw-r--r--tools/perf/util/parse-events.l11
-rw-r--r--tools/perf/util/parse-events.y12
5 files changed, 65 insertions, 6 deletions
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 0f2c6c93d721..6d190cbf1070 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -75,6 +75,11 @@ struct perf_stat_evsel;
typedef int (perf_evsel__sb_cb_t)(union perf_event *event, void *data);
+enum perf_tool_event {
+ PERF_TOOL_NONE = 0,
+ PERF_TOOL_DURATION_TIME = 1,
+};
+
/** struct perf_evsel - event selector
*
* @evlist - evlist this evsel is in, if it is in one.
@@ -121,6 +126,7 @@ struct perf_evsel {
unsigned int sample_size;
int id_pos;
int is_pos;
+ enum perf_tool_event tool_event;
bool uniquified_name;
bool snapshot;
bool supported;
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 5ef4939408f2..98c0fadaedb9 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -317,10 +317,12 @@ static struct perf_evsel *
__add_event(struct list_head *list, int *idx,
struct perf_event_attr *attr,
char *name, struct perf_pmu *pmu,
- struct list_head *config_terms, bool auto_merge_stats)
+ struct list_head *config_terms, bool auto_merge_stats,
+ const char *cpu_list)
{
struct perf_evsel *evsel;
- struct cpu_map *cpus = pmu ? pmu->cpus : NULL;
+ struct cpu_map *cpus = pmu ? pmu->cpus :
+ cpu_list ? cpu_map__new(cpu_list) : NULL;
event_attr_init(attr);
@@ -348,7 +350,25 @@ static int add_event(struct list_head *list, int *idx,
struct perf_event_attr *attr, char *name,
struct list_head *config_terms)
{
- return __add_event(list, idx, attr, name, NULL, config_terms, false) ? 0 : -ENOMEM;
+ return __add_event(list, idx, attr, name, NULL, config_terms, false, NULL) ? 0 : -ENOMEM;
+}
+
+static int add_event_tool(struct list_head *list, int *idx,
+ enum perf_tool_event tool_event)
+{
+ struct perf_evsel *evsel;
+ struct perf_event_attr attr = {
+ .type = PERF_TYPE_SOFTWARE,
+ .config = PERF_COUNT_SW_DUMMY,
+ };
+
+ evsel = __add_event(list, idx, &attr, NULL, NULL, NULL, false, "0");
+ if (!evsel)
+ return -ENOMEM;
+ evsel->tool_event = tool_event;
+ if (tool_event == PERF_TOOL_DURATION_TIME)
+ evsel->unit = strdup("ns");
+ return 0;
}
static int parse_aliases(char *str, const char *names[][PERF_EVSEL__MAX_ALIASES], int size)
@@ -1233,6 +1253,13 @@ int parse_events_add_numeric(struct parse_events_state *parse_state,
get_config_name(head_config), &config_terms);
}
+int parse_events_add_tool(struct parse_events_state *parse_state,
+ struct list_head *list,
+ enum perf_tool_event tool_event)
+{
+ return add_event_tool(list, &parse_state->idx, tool_event);
+}
+
int parse_events_add_pmu(struct parse_events_state *parse_state,
struct list_head *list, char *name,
struct list_head *head_config,
@@ -1267,7 +1294,8 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
if (!head_config) {
attr.type = pmu->type;
- evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu, NULL, auto_merge_stats);
+ evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu, NULL,
+ auto_merge_stats, NULL);
if (evsel) {
evsel->pmu_name = name;
evsel->use_uncore_alias = use_uncore_alias;
@@ -1295,7 +1323,7 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
evsel = __add_event(list, &parse_state->idx, &attr,
get_config_name(head_config), pmu,
- &config_terms, auto_merge_stats);
+ &config_terms, auto_merge_stats, NULL);
if (evsel) {
evsel->unit = info.unit;
evsel->scale = info.scale;
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 5ed035cbcbb7..0c1f5b98f636 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -160,6 +160,10 @@ int parse_events_add_numeric(struct parse_events_state *parse_state,
struct list_head *list,
u32 type, u64 config,
struct list_head *head_config);
+enum perf_tool_event;
+int parse_events_add_tool(struct parse_events_state *parse_state,
+ struct list_head *list,
+ enum perf_tool_event tool_event);
int parse_events_add_cache(struct list_head *list, int *idx,
char *type, char *op_result1, char *op_result2,
struct parse_events_error *error,
diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index 7805c71aaae2..c54bfe88626c 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -15,6 +15,7 @@
#include "../perf.h"
#include "parse-events.h"
#include "parse-events-bison.h"
+#include "evsel.h"
char *parse_events_get_text(yyscan_t yyscanner);
YYSTYPE *parse_events_get_lval(yyscan_t yyscanner);
@@ -154,6 +155,14 @@ static int sym(yyscan_t scanner, int type, int config)
return type == PERF_TYPE_HARDWARE ? PE_VALUE_SYM_HW : PE_VALUE_SYM_SW;
}
+static int tool(yyscan_t scanner, enum perf_tool_event event)
+{
+ YYSTYPE *yylval = parse_events_get_lval(scanner);
+
+ yylval->num = event;
+ return PE_VALUE_SYM_TOOL;
+}
+
static int term(yyscan_t scanner, int type)
{
YYSTYPE *yylval = parse_events_get_lval(scanner);
@@ -322,7 +331,7 @@ cpu-migrations|migrations { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COU
alignment-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_ALIGNMENT_FAULTS); }
emulation-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_EMULATION_FAULTS); }
dummy { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); }
-duration_time { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); }
+duration_time { return tool(yyscanner, PERF_TOOL_DURATION_TIME); }
bpf-output { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_BPF_OUTPUT); }
/*
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 44819bdb037d..6ad8d4914969 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -14,6 +14,7 @@
#include <linux/types.h>
#include "util.h"
#include "pmu.h"
+#include "evsel.h"
#include "debug.h"
#include "parse-events.h"
#include "parse-events-bison.h"
@@ -45,6 +46,7 @@ static void inc_group_count(struct list_head *list,
%token PE_START_EVENTS PE_START_TERMS
%token PE_VALUE PE_VALUE_SYM_HW PE_VALUE_SYM_SW PE_RAW PE_TERM
+%token PE_VALUE_SYM_TOOL
%token PE_EVENT_NAME
%token PE_NAME
%token PE_BPF_OBJECT PE_BPF_SOURCE
@@ -58,6 +60,7 @@ static void inc_group_count(struct list_head *list,
%type <num> PE_VALUE
%type <num> PE_VALUE_SYM_HW
%type <num> PE_VALUE_SYM_SW
+%type <num> PE_VALUE_SYM_TOOL
%type <num> PE_RAW
%type <num> PE_TERM
%type <str> PE_NAME
@@ -321,6 +324,15 @@ value_sym sep_slash_slash_dc
ABORT_ON(parse_events_add_numeric(_parse_state, list, type, config, NULL));
$$ = list;
}
+|
+PE_VALUE_SYM_TOOL sep_slash_slash_dc
+{
+ struct list_head *list;
+
+ ALLOC_LIST(list);
+ ABORT_ON(parse_events_add_tool(_parse_state, list, $1));
+ $$ = list;
+}
event_legacy_cache:
PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_event_config
generated by cgit (git 2.34.1) at 2025-04-29 10:39:21 +0000